Microsoft has announced a reduction in access for Chinese companies to its cyber early warning system, a move driven by concerns over pervasive Chinese cyber operations and vulnerabilities potentially being exploited against U.S. and allied interests. This decision follows significant cyber incidents linked to Chinese hackers, including breaches of critical U.S. infrastructure, prompting the tech giant to limit information sharing with entities that may aid China’s government. The restriction, while aimed at bolstering cybersecurity for Western allies, could indirectly benefit India by slowing Chinese capabilities to launch cyberattacks against Indian infrastructure. Moreover, experts suggest that this shift underscores the importance of independent vulnerability assessments and rapid patching protocols in defense sectors amid rising tensions in global cybersecurity cooperation. While the move has garnered support from cybersecurity communities for prioritizing security over commercial interests, it also highlights the need for nations like India to enhance their sovereign cybersecurity frameworks and reduce dependence on international disclosures. Ultimately, Microsoft’s actions reflect the evolving landscape of cyber norms amidst great power competition, emphasizing the critical balance between collaboration and national security.